CVE-2013-2037
httplib2 incorrectly checks SSL certificate
7.5
HIGH
CVSS 3.1
EPSS 0.49%
Description
httplib2 0.7.2, 0.8, and earlier, after an initial connection is made, does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.
How to fix CVE-2013-2037
To remediate CVE-2013-2037, upgrade the affected package to a fixed version below.
- —upgrade to 0.8-2 or later
- —upgrade to 0.10.1 or later
- —upgrade to 0.9 or later
Is CVE-2013-2037 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 0.8-2
- from 0, < 0.10.1
- from 0, < 0.9
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |